#include <stdio.h>
#include <stdlib.h>
#include"myhead.h"



extern PlaceMap place_map[];
extern char visit_place[256];
extern Graph graph;
extern char visit_place[256];
void addEdge(Graph* graph, int src, int dest, int line);
void BFS_shortest_path(Graph* graph, int start, int end);
const char* get_place_name(int node_id);
extern int count_use;
void initGraph();